New create and delete teams mutations

We added two new mutations to create and delete teams via the API to versions 2025-01 and later.

Create team

mutation {
  create_team (input: {name: "New team", is_guest_team:false, subscriber_ids: [1234567890, 9876543210]}, options: {allow_empty_team: false}) {
    id
  }
}

Delete team

mutation {
  delete_team (team_id: 1234567890) {
    id
  }
}